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Finding the Third Proportional to 699,550 and 1,529,591

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Solution

The third proportional to 699,550 and 1,529,591 is: 3,344,505.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,550 : 1,529,591 = 1,529,591 : x
  2. Step 2: Convert to fraction form
    699,550/1,529,591 = 1,529,591/x
  3. Step 3: Cross multiply
    699,550x = 1,529,591 × 1,529,591
  4. Step 4: Simplify right side
    699,550x = 2,339,648,627,281
  5. Step 5: Solve for x
    x = 2,339,648,627,281/699,550
  6. Step 6: Final answer
    x = 3,344,505.22

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.